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Date: Thu, 05 Mar 2009 14:09:06 -0500
From: <pat-lkml@erley.org>
To: Dan Williams <dcbw@redhat.com>
Cc: Alexey Yudichev <ayudichev@yahoo.co.uk>,
	"Christoph .J Thompson" <cjsthompson@gmail.com>,
	<linux-wireless@vger.kernel.org>
Subject: Re: ath5k master (AP) mode
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On Thu, 05 Mar 2009 06:43:22 -0500, Dan Williams <dcbw@redhat.com> wrote:
> On Wed, 2009-03-04 at 17:58 -0500, pat-lkml wrote:
>> Alexey Yudichev wrote:
>> >> On Wed, 4 Mar 2009 21:33:21 +0000
>> >> Alexey Yudichev <ayudichev@yahoo.co.uk> wrote:
>> >>> Hello,
>> >>>
>> >>> I've just joined the list so don't know how to join the same thread
>> >>> so
>> >>> to indicate that it's the same matter I use the same subject. I am
>> >>> trying to make my "04:01.0 Ethernet controller: Atheros
>> >>> Communications
>> >>> Inc. Atheros AR5001X+ Wireless Network Adapter (rev 01)" which is
>> >>> identified by ath5k as
>> >>> [   10.356742] ath5k phy0: Atheros AR5213A chip found (MAC: 0x59,
>> >>> PHY: 0x43)
>> >>> [   10.356748] ath5k phy0: RF5112B multiband radio found (0x36)
>> >> I have the exact same card (AR5001X+) working in master mode with
>> >> hostapd. What kernel version and hostapd version do you use?
>> > 
>> > Hi, I use 2.6.27-11-generic (from ubuntu's
>> > linux-backports-modules-intrepid-generic), hostapd v0.5.10.
>> 
>> I don't know if it's intended, or just not implemented, but iwconfig
>> <iface> mode master
>> won't work with mac80211 drivers.  Hostapd knows how to set master mode
>> on it's own.
> 
> Hostapd needs to be used for master mode in *any* case.  So yes, its
> intended that you need hostapd for master mode with mac80211 drivers.
> Just switching the card to master mode simply won't work, because
> there's oh-so-much-more setup required in addition to that, which
> hostapd knows how to do.
> 
> Dan

Thanks for confirming this.  It was what I understood to be the case, 
and what experimentation had shown, but I was not sure if it was by 
design, or just not implemented yet.

Pat Erley